Respuesta :

gmany

Answer:

[tex]\large\boxed{84x^5}[/tex]

Step-by-step explanation:

[tex](4x)(-3x^3)(-7x)\\\\=\bigg(4\cdot(-3)\cdot(-7)\bigg)\bigg(x\cdot x^3\cdot x\bigg)\qquad\text{use}\ a^n\cdot a^m=a^{n+m}\\\\=84x^{1+3+1}\\\\=84x^5[/tex]

Answer:

[tex]\boxed{\bold{84x^5}}[/tex]

Explanation:

4x(−3x³)(−7x)

= 4 · x · (−3) · x³ · (−7) · x

= 84 · [tex]\bold{x}^5[/tex]

[tex]\boxed{\bold{84x^5}}[/tex]

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